baber/WOPTO huggingface dataset:
Patent JP-S57119220-A (JP)
Title: Detection of molten steel level for continuously casting equipment
Inventor: IIJIMA GOUHEI
IPC: B22D11/18
Filed: 1981-01-17
Abstract: PURPOSE:To facilitate the detection of the molten steel level with a picture high in th contrast obtained by converting the temperature of a powder scattered on the surface of molten steel and peripheral objects into the level of video signals of an infrared rays camera device. CONSTITUTION:Molten steel 3 in a tundish 1 is injected into a cylindrical molding device 6 through a dipping nozzle 2. The liquid surface 4 of the molten steel 3 is covered with a powder 7 to prevent the oxidation thereof 3. An infrared rays camera device 8 is used to takes picture near the liquid surface 4 thereby detecting the level thereof 4. A spectral radiation flux is taken in the area of infrared rays from the powder 7 on the liquid surface of the molten steel 3 and objects including the molding device 6 and the dipping nozzle 2 thereabout thereby afforlding a picture with a brightness according to the temperature distribution.
Patent JP-S62163839-A (JP)
Title: Running power transmission structure in farm working vehicle
Inventor: OKUYAMA SHIGEAKI
IPC: B60W10/18
Filed: 1986-01-14
Abstract: PURPOSE:To aim at simplification in a brake operating mechanism, by operating a traveling brake when both forward and backward clutches are operated to OFF and, when one side of these clutches is operated to OFF, installed such a linkage structure as releasing this traveling brake. CONSTITUTION:Each of mechanical power transmission gear A and B for both forward and backward uses is installed in a power transmission system for a symmetrical pair of travel gears 1L and 1R (affixial letters are omitted hereinafter), and each of clutches 11 and 12 is installed in each of these power transmission gears A and B side by side, while a traveling brake 20 is installed in each of these travel gears 1. And, when a travel control lever 24 is operated to the front side of a neutral position, the forward clutch 11 is operated for input by a hydraulic cylinder 28 and simultaneously the traveling brake 20 is operated to a brake released state via a wire 30, while when the lever 24 is operated to the rear side, the backward clutch 12 is operated to ON by a hydraulic cylinder 29, while there is provided with a brake operating mechanism C which makes the traveling brake come into the brake released state likewise.
Patent JP-2000209603-A (JP)
Title: Device for correcting uneven color and method for correcting uneven color
Inventor: MIYAZAKI SHINJI
IPC: H04N9/31
Filed: 1999-01-12
Abstract: PROBLEM TO BE SOLVED: To provide an uneven color correction device that corrects the difference of display (color and luminance) for various positions of a screen, and a method for the correction. SOLUTION: An image input section 2 captures an image displayed on a screen of a display device 1. A correction waveform calculation section 3 receives the image by RGB signals and calculates an error between each of the signals and a reference signal (waveform) as correction data. The correction data are transferred to a correction waveform generating section 4. The generating section 4 outputs the correction data to a modulation section 5 in matching timing when the RGB signal is sent to the display device 1. Thus, the modulation section 5 modulates the RGB signals by using the correction data corresponding to them respectively and the RGB signals after the modulation are transferred to the display device 1.
Patent JP-S5289238-A (JP)
Title: Pipe for preventing fracture due to freezing
Inventor: KODAMA TATSUAKI
IPC: E03B7/10
Filed: 1976-01-20
Abstract: PURPOSE: To provide a pipe for preventing fracture due to freezing which is applicable to any liquid and any kinds of pipes and moreover, is inexpensive. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H06216222-A (JP)
Title: Jig for holding semiconductor wafer
Inventor: FUKADA HIROSHI
IPC: H01L21/68
Filed: 1993-01-18
Abstract: PURPOSE:To make it possible to ensure a uniform thermal conductivity while preventing contamination of a heavy metal. CONSTITUTION:In a jig for holding a semiconductor wafer used in a wafer chuck for holding the semiconductor wafer of an alloy 8 containing copper, a chrome carbide coating 9 for controlling a precipitation of the copper is applied to at least the holding surface of the semiconductor wafer of the alloy 8, and diffusion of a heavy metal is prevented.
Patent JP-S4994363-A (JP)
IPC: G02F1/13
Filed: 1973-01-10
Abstract: The operating speed of an electronic timepiece, whose electro-optical indicator is excited by an oscillator with a frequency harmonically related to its stepping rate, is determined by an electrostatic sensor including a monitoring plate capacitively coupled to an electrode of the indicator. The output of the sensor is a bipolar pulse train developed across a resistor defining a differentiation circuit of small time constant with the condenser formed by the monitoring plate and the electrode, the capacitance of this condenser being on the order of 1 pf or less so that the controlling oscillator is not significantly loaded by the presence of the sensor.
Patent JP-H02187926-A (JP)
Title: Optical recording medium driver
Inventor: GOTO TAKAYUKI
IPC: G11B20/10
Filed: 1989-01-17
Abstract: PURPOSE:To facilitate the setting of a slice level, and also, to satisfactorily cope with a drop with the lapse of time of a signal level by providing a variable reference voltage setting device on a read-out signal use binarizing circuit and adjusting the slice level. CONSTITUTION:A signal which is read from an optical recording medium by one detector of an optical head 1 is supplied through a pre-amplifier 3, binarized by setting a level of a set reference voltage as a slice level by a binarizing circuit 4 and the signal is identified by a discriminating circuit 5. To a variable reference voltage setting device 24 provided on this circuit 5, a read-out signal by two detectors, which passes through an addition amplifier 23 is supplied, and in accordance with a signal level corresponding to a kind of signals such as a sector mark signal, a clock signal, a pre-format signal, a data signal, etc., and a state of the signal, setting of the slice level of the circuit 4 is adjusted automatically. Accordingly, the setting of the slice level is facilitated, and also, it is possible to satisfactorily cope with a drop with the lapse of time of a signal level, and operability and reliability of the optical recording medium driving device are enhanced.
Patent JP-S5598622-A (JP)
Title: Electromagnetic valve driving circuit
Inventor: ISHII TOSHIO
IPC: F02D41/20
Filed: 1979-01-24
Abstract: PURPOSE: To enable to protect an electromagnetic coil driving transistor, by positively disconnecting the transistor when an extraordinary high voltage is produced.  
     CONSTITUTION: In case that an extraordinarily high voltage is applied in power- source line 305 and the voltage becmes higher than the Zener voltage determined by Zener diode 304, current is passed to the base of control transistor 6 via resistance 302 and Zener diode 304 and transistor 6 is turned On, so that driving transistor 3 is turned OFF. Therefore, overcurrent is not passed in transistor 3 so that it is protected from rupture. When application of the extraordinary high voltage in power-source line 305 is removed, transistor 3 returns to its ordinary operation by the output pulse of function generator 200. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H04339028-A (JP)
Title: Transmission torque characteristic changeover control device
Inventor: OKUBO TAKASHI
IPC: F16D31/02
Filed: 1991-01-23
Abstract: PURPOSE:To suppress heat generation at various parts of a power train while a stationary number of rotations of front and rear wheels is produced when tires of different diameters are installed, etc., by monitoring the temperature of oil of a differential gear for an applicable vehicle and changing over to a low transmitting torque characteristic side when a detected differential gear oil temperature value is high beyond a specified limit. CONSTITUTION:A rotation-differential sensitive type joint (a) suppresses flowing out of delivery oil flowing out by pumping action through an orifice to increase a pressure in an output oil chamber and generate a transmitting torque to distribute it to either one of the drive systems according to a difference in the number of rotations of front and rear wheels, when the 1st and 2nd rotation members are rotated relatively to each other according to a difference in the number of rotations of the front and rear wheels. A transmitting torque characteristic changeover control means (e) changes over a transmitting torque characteristic alteration means (b) from a high transmitting torque characteristic to a low transmitting torque characteristic, when the detected differential oil temperature value of a differential oil temperature detecting means (d) for detecting the oil temperature of a differential (c) on the direct-coupled drive wheel side of a vehicle is high beyond a specified limit.
Patent JP-H07207962-A (JP)
Title: Collapsible simple house
Inventor: KAWAI SEIJI
IPC: E04H1/12
Filed: 1994-01-25
Abstract: PURPOSE:To avoid any wind and rain and direct sunlight as well as to enable this simple house to be assembled and carried out easily by hinging a base to a back plate being erected on a setup surface free of collapsibleness, installing a top plate and forming a living space with a surrounding curtain. CONSTITUTION:A base 20 is hinged to the lower part of a back plate 10 being erected on a setup surface of the jetty and ground, etc., of a fishing pond and mounted on the setup surface, and a top plate 30 is hinged to the back plate 10 free of collapsibleness. Then a living space for an individual is formed by the back plate 10, the base 20 and the top plate 30, while a curtain 40 surrounding this living space is hung down from the top plate 30, and this curtain is closed, whereby the living space is isolated from the outside. In this case, the curtain 40 is divided to both symmetrical sides, making them able to be opened or closed, and at the time of being closed, the curtain 40 at both symmetrical sides are contacted with each other at the central part, therefore a finishing rod is able to be put out of the clearance. Likewise at the time of carrying it, the base 20 and the top plate 30 are folded as one body together with the back plate 10, making the whole compact in size. In addition, at that time of folding them integrally, a clearance lying among the back plate 10, the base 20 and the top plate 30 may be used for a storage space for fishing rods and nets and the like.
Patent JP-2000207779-A (JP)
Title: Recording medium
Inventor: KOTSUBO HIDESHI
IPC: C09J7/02
Filed: 1999-01-13
Abstract: PROBLEM TO BE SOLVED: To obtain a high-reliability recording medium by bonding two transparent resin boards with a filmy optical setting adhesive contg. a copolymer of ethylene, acrylate and/or metacrylate monomer, and maleic acid and/or maleic anhydride as a main component to tightly bond the resin boards mutually at a good operability. SOLUTION: Two transparent resin boards 1, 2 having reflective layers 1a, 2a formed on signal bit surfaces for digital video discs of a double-side read system or two boards 1, 2 having a semitransparent layer 1b and a reflective layer 2a formed on signal bit surfaces for digital video discs of a single-side read system are mutually bonded, using an optical setting adhesive contg. a copolymer of ethylene, acrylate and/or metacrylate monomers, and maleic acid and/or maleic anhydride as a main component, and the copolymer of ethylene, acrylate and/or metacrylate monomer, and maleic acid and/or maleic anhydride as a main component has pref. acrylate and metacrylate monomer contents of 1-50 wt.% each.
Patent JP-H05192962-A (JP)
Title: Mold for injection molding
Inventor: SAWA HISASHI
IPC: B29C45/26
Filed: 1992-01-17
Abstract: PURPOSE:To manufacture a mold for injection molding which can improve the appearance of a molded product and can simplify and reduce the gate finishing process. CONSTITUTION:A molded product 6 formed in the specified wall thickness is molded by a first wall section 6a and a second wall section 6b connected almost square to said first wall section 6a, and a sprue 5 on a parting line PL is connected with a cavity 1 forming said molded product 6 through a gate 13. The gate 13 is connected with an end face 1c of a second wall forming section 1b of the cavity 1 forming said second wall section 6b of the molded product 6 in a manner of extending almost perpendicularly starting from said end face 1c.
Patent JP-S56103034-A (JP)
Title: Paper feeder
Inventor: AOYAMA YASUO
IPC: B65H3/44
Filed: 1980-01-23
Abstract: PURPOSE: To feed paper continuously by an arrangement wherein a no-paper detector is provided at every paper feed means to feed paper, and the paper feed means is switched automatically when no-paper at the paper feed means is detected.  
     CONSTITUTION: Paper feed cassettes 10 1 , 10 2  enclosing copying paper 8 of a size are set at a given position, and when the paper feed cassette 10 1  is selected first, a copying is carried out on copying paper 8 drawn out thereof successively. Where there remains no copying paper 8 in the paper feed cassette 10 1 , which is detected on a detector 17 1 , a controlling circuit 27 stops a paper feed mechanism 28 1  of the paper feed cassette 10 1 , selects the paper feed cassette 10 2 , drives its paper feed mechanism 28 2 , thus copying going on successively. The paper feed cassette 10 1  is then refilled with copying paper 8 to go on with paper feed continuously. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H10205591-A (JP)
Title: Tensioner for rope-like body
Inventor: YAMADA NORIHISA
IPC: F16H7/12
Filed: 1997-01-17
Abstract: PROBLEM TO BE SOLVED: To facilitate work for continuously applying tension to a rope-like body, by changing the attitude of a operation lever through an operating lever, and applying tension to the rope-like body wrapped on the peripheral surfaces of a pair of rollers. SOLUTION: When an operation lever 18 is oscillated in the direction of an arrow X against tension of a drive chain 116 and the inclined stop surface of a lever main body 12 is brought in contact with respective oscillation regulating pins 30 through the operation lever 18, the distance between a sprocket contact pin 32 arranged on one contact plate 24 and a sprocket contact pin 32 arranged on the other contact plate 24 is increased, and the distance between a drive sprocket 114 and the rotary shaft and the distance between the peripheral surfaces are respectively matched to the preset distance between rotary shafts and the preset distance between the peripheral surfaces.  At this time, large force is not needed to oscillate the operation lever 18, and therefore, work for continuously applying tension to a drive chain 116 is facilitated by applying such force to the operation lever 18 to hold the state.
Patent JP-H02250166-A (JP)
Title: Information processor
Inventor: MAKITA TOSHIYUKI
IPC: G06F17/21
Filed: 1989-01-13
Abstract: PURPOSE:To write the data in a saving use file irrespective of whether a user executes an operation or not by providing a means for deciding a fact that editing of the data for saving the data is executed to the file for saving the data, and saving the data by this decision. CONSTITUTION:When a command for an editing work which designates a text file is inputted from a keyboard 2, this file is read out of a disk 6 and written onto a memory 4, and this data is displayed on a screen by a CRT display device 1. In the case when the command is not a write command to the file of the disk 6, an editing processing of the data is executed in accordance with this command. Subsequently, whether the file for saving the editing data exists or not is decided, and in the case when it does not exist, a generation processing of the file is executed. In such a way, since the data edited by a user is saved by a line unit, a result of correction is not lost, and a recovery of a source file can be executed easily.
Patent JP-S56102923-A (JP)
Title: Water making apparatus
Inventor: MORI EISAKU
IPC: C02F1/04
Filed: 1980-01-21
Abstract: PURPOSE: To enhance water making efficiency by a method wherein a heat pipe is embedded in one end part of an absorbing agent layer of the water making apparatus and other end part of the heat pipe is contacted with a cooler.  
     CONSTITUTION: The heat pipe 13 is inserted into one end of the absorbing agent layer 1a in an absorption dehydrator tower 1 and the cooler 14 is contacted with other end of the heat pipe 13. Valves 10, 9 are opened to sent air into the tower 1 by a blower B 1  and moisture in said air is absorbed by the absorbing agent layer 1a. Subsequently, said valves 10, 9 are closed and valves 11, 12 are opened to sent said air to a heater 5 by a blower B 2  and heat is imparted to the absorbing agent layer 1a to convert moisture of said layer to water vapor and said water vapor is condensed by a condenser 4 and the condensed water is entered in a water receiving tank 6. When dehydration operation is completed, the absorbing agent layer 1a heated by the cooler 4 through the heat pipe 13 is cooled. Thereby, a cooling speed of the absorbing agent layer 1a is fasten and the restoration of absorbing capacity of an absorbing agent is promoted. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H05190345-A (JP)
Title: Gapped-core type reactor
Inventor: SUDA KAZUNORI
IPC: H01F27/20
Filed: 1992-01-17
Abstract: PURPOSE:To enable sufficient cooling of a block core even by use of a gas such as SF6 as an insulating cooling medium. CONSTITUTION:A plurality of block cores 1a are piled up via magnetic gaps 7 to constitute a main core leg 1, and this main core leg 1 is provided outside with an insulating cylinder 4 with a suitable interval and fitted with a winding 5 in its outer periphery. Further, the main core leg 1 is topped and bottomed with yokes to assemble a reactor body, which is then stored into a container interior filled with an insulating cooling medium. Such a gapped-core type reactor is provided with a plurality of holes 11 at positions on inflow and outflow sides of coolant of the insulating cylinder 4 respectively in pileup directions of block cores 1a to form an insulating cylinder cooling channel so that the insulating cooling medium may be released through a winding cooling channel, an insulating cylinder cooling channel, and magnetic gaps 7 between block cores from one coolant inflow side to the other coolant inflow side.
Patent JP-S57121276-A (JP)
Title: Gate turn-off thyristor
Inventor: SUZUKI TOSHIAKI
IPC: H01L29/744
Filed: 1981-01-20
Abstract: PURPOSE:To suppress a commutation surge voltage of a gate turn-off thyristor by the breakdown between a cathode N2 layer and a high resistance layer by forming a low resistance buried layer and the high resistance layer in the P2 base layer of the gate turn off (GTO) thyristor of four layers P1, N1, P2, N2. CONSTITUTION:A low resistance buried P2<++> type layer is formed in a lattice shape in the P2 base layer of a GTO thyristor having four layers of P1, N1, P2, N2, and a high resistance P2<-> layer is formed between the low resistance bufied layer and a cathode N2 layer. The impurity density of the high resistance layer and the distance between the low resistance buried layer and the cathode N2 layer are determined to the prescribed value so that the breakdown voltage between the N2P2<-> layers becmes the vicinity of the offset power voltage, thereby suppressing the commutation surge voltage by the breakdown. Thus, the  protecting function can be enhanced without providing special over voltage suppressing circuit.
Patent JP-S61180833-A (JP)
Title: Control device of air heater
Inventor: MAEHARA NAOYOSHI
IPC: F23N5/20
Filed: 1986-01-16
Abstract: PURPOSE:To improve safety by a method wherein a timer apparatus, automatically controllable for starting operation at a presetting time as well as for stopping operation a prescribed period from starting, and also memory means for driving the timer apparatus are provided. CONSTITUTION:In-door air is sucked from a suction port 3 by use of a convection fan 4 and is heatexchanged through a heatexchanger 5, then, is discharged out from an air outlet port 6. A control device 14 conducts for controlling a combustion sequence or the like based on signals, firstly a control signal from operating division 2 and secondly a temperature signal from a burner division temperature sensor for detecting temperature around the burner division, as well as controls a solenoid valve 16 based on a signal from a suction air temperature detector 15, in order to regulate for a combustion air volume control damper 17, by which a combustion volume is controlled. In case an operation starting time is in a program, by pushing a timer motion switch 48, LED49 is lighted up, which indicates that a timer is in a operating state. Upon coming an operation starting time as presetted in a program, LED46 light turns on- and-off, which shows a similar behavior as in case of manual operation. In case an operation stopping time is in a program, LED49 keeps going for light during operation hours, and upon reaching a stopping time, LED46 light turns on-and-off with a longer period, while LED49 turns off a light.
Patent JP-H03210377-A (JP)
Title: Adhesive sheet
Inventor: HOTTA KOICHI
IPC: C09J7/02
Filed: 1990-01-16
Abstract: PURPOSE:To obtain an adhesive sheet excellent in adhesive power while retaining antiblocking properties by forming a urethane adhesive layer on a base sheet and laminating thereon a polyester adhesive layer which does not contain an antiblocking agent and a polyester adhesive layer which contains an antiblocking agent in order. CONSTITUTION:A layer of an urethane adhesive (e.g. a cured reaction product of polyester polyol and hexamethylene diisocyanate ag an equivalent ratio) is formed on a base sheet (e.g. a biaxially oriented polyethylene terephthalate film having a thickness of 25mum), and a layer of a polyester adhesive (composed mainly of a copolyester having a glass transition point of 80 deg.C or lower) which does not contain an antiblocking agent and a polyester adhesive layer which contains 3-16wt.% antiblocking agent (preferably silicic acid having OH groups substituted by alkyl groups) are laminated thereon in order, thus giving an adhesive sheet excellent in adhesive power while retaining sufficient antiblocking properties.
Patent JP-H01182021-A (JP)
Title: Extrusion molding device for manufacture of multi-ply covered wire
Inventor: MURATA NOBUO
IPC: B29C48/06
Filed: 1988-01-18
Abstract: PURPOSE:To prevent a covering layer from deformation and enhance the dimension accuracy of an inner section covering layer by connecting directly respective covering heads in a vacuum chamber, providing respective vacuum chambers with transparent side walls, measuring the outer diameters of respective covering layers optically and having the required dimensions kept thereon. CONSTITUTION:A vacuum chamber 10 is interposed, for instance, between a rubber covered bed 1 and a resin covered head 2 in a double covering device of a high pressure hose. The outer periphery of a wire outlet 5 of a head 1 on the upstream side and the outer periphery of an inlet 6 of head 2 on the downstream side are connected airtightly. Airtight O-ring 11 are put in both end surfaces of the vacuum chamber 10. A wire coming out of the rubber covered head 1 and forming a high pressure hose (unvulcanized) B enters the vacuum chamber 10 immediately. A transparent glass window 12 is provided on the side wall of the vacuum chamber 10 for measuring the covering dimensions, and measuring is carried out by facing an optical outer diameter measuring device 13 to the window 12. The dimension of the measured covering diameter or its surplus or shortage is sent to an extrusion quantity control device of a rubber extrusion machine, and the screw driving speed of the extruder is changed to control the proper rubber extrusion quantity.